1. Sydney F.C
Last Week's Ranking: 1
Words to describe Sydney F.C's dominance over Australian football are becoming hard to come by, with the Sky Blues having an amazing week, securing the FFA Cup with a 2-1 extra-time win over Adelaide United, before thumping the Roar 3-1 in the A-League on Saturday night.
The FFA Cup triumph secured the domestic treble for Graham Arnold's troops, currently holding the A-League Premier's Plate, A-League Championship and FFA Cup.
Josh Brillante and Adrian Mierzejewski starred in the Round 8 victory.
Next Opponent: Adelaide United (A)
2. Newcastle Jets
Last Week's Ranking: 2
Newcastle's incredible start to the 2017/18 A-League season marched on with an emphatic 4-1 win over Melbourne Victory.
After going behind early in the contest, the Jets remained composed and piled on four unanswered goals to run out comfortable winners, with Andrew Nabbout netting twice against his former club.
The good news continues to roll on for the Jets, with Round 8 hero Nabbout re-signing with the club for a further two years on Tuesday morning.
Next Opponent: Melbourne City (H)
3. Adelaide United
Last Week's Ranking: 6
The Reds are a riser in the power rankings, sitting at third position after a 2-0 win over the Wanderers, days after playing a gruelling extra-time FFA Cup final in Sydney.
Right-back Ryan Strain was impressive down back, whilst forward Ryan Kitto netted his first A-League brace, his two goals proving the difference between the clubs.
Huge game against Sydney F.C on Friday night to prove their credentials.
Next Opponent: Sydney F.C (H)
4. Perth Glory
Last Week's Ranking: 9
Round 8's biggest riser in the rankings catapulted from ninth position after a 3-1 away victory over Melbourne City, proving how close this A-League season is below the top two spots.
The most impressive part of Glory's win was their performance came away from home, a challenge they have struggled to conquer during the early stages of their campaign, losing their last seven away games.
Shane Lowry was solid in defence, wearing the captain's armband and proving a real leader in the triumph.
Next Opponent: Central Coast Mariners (A)
5. Melbourne City
Last Week's Ranking: 3
Melbourne City's derailing campaign continued in Round 8, falling 3-1 at home to a Perth Glory side who are not a strong team on the road.
City have had three losses and a draw in their last four fixtures after starting the year with four straight wins.
In positive news, City have signed promising defender Harrison Delbridge on a three-year contract, a 25-year-old Australian previously playing in the U.S.A.
Next Opponent: Newcastle Jets (A)
6. Central Coast Mariners
Last Week's Ranking: 7
The Mariners produced an outstanding performance in Round 8, coming away from New Zealand with a 4-1 belting of the Phoenix.
Daniel De Silva put in a best-on-ground performance for the Mariners, whilst goalkeeper Ben Kennedy and forward Andrew Hoole starred.
Have a good opportunity to rise up the standings with a home win against the Glory.
Next Opponent: Perth Glory (H)
7. Western Sydney Wanderers
Last Week's Ranking: 4
The Wanderers experienced a disappointing defeat in Adelaide, breaking their five-game streak of draws with a loss.
Josep Gombau's return to his former club was a struggle from the early stages, with Wanderer captain Robert Cornthwaite sent off inside 20 minutes.
Will fancy their chances to bounce back against the Roar.
Next Opponent: Brisbane Roar (H)
8. Melbourne Victory
Last Week's Ranking: 5
After recording their first win of the season in Round 7, the Victory's season again went into damage control with a 4-1 thumping at the hands of the Jets.
Victory went up early thanks to a stunning strike from Kosta Barbarouses, but were punished by former Victory players Andrew Nabbout and Daniel Georgievski, who scored three goals between them.
Mark Milligan was shown a straight red card after 28 minutes in the loss.
Next Opponent: Wellington Phoenix (A)
9. Brisbane Roar
Last Week's Ranking: 8
Roar were tasked with the near-impossible task of defeating Sydney at Allianz Stadium, a challenge ultimately proving too difficult for Aloisi's men.
The 3-1 defeat was no disgrace, as the Roar became the 20th straight club to fail to win at Allianz Stadium against the Sky Blues, despite their solid effort throughout the game.
Aloisi has to change something and change it quickly before the Roar's season becomes a write-off.
Next Opponent: Western Sydney Wanderers (A)
10. Wellington Phoenix
Last Week's Ranking: 10
Wellington remain bottom of the power rankings after losing 4-1 at home to the Mariners in a game they felt confident of a result heading in to.
Dario Vidosic provided the home side with some hope in the 70th minute after heading in a goal, but was an otherwise dour affair for Wellington.
Next Opponent: Melbourne Victory (H)
